From ccbc8ae0bbfd71928dcb11b16ccad3c54c85e72d Mon Sep 17 00:00:00 2001
From: daan <daan@effp.org>
Date: Thu, 10 Feb 2022 11:46:28 -0800
Subject: [PATCH] add huge allocation test (see #544 by @Tiran)

---
 CMakeLists.txt  | 2 +-
 test/test-api.c | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2c05d09f..d32c630a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -158,7 +158,7 @@ if(MI_DEBUG_UBSAN)
   if(CMAKE_BUILD_TYPE MATCHES "Debug")    
     if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
       message(STATUS "Build with undefined-behavior sanitizer (MI_DEBUG_UBSAN=ON)")
-      list(APPEND mi_cflags -fsanitize=undefined -g)
+      list(APPEND mi_cflags -fsanitize=undefined -g -fno-sanitize-recover=undefined)
       list(APPEND CMAKE_EXE_LINKER_FLAGS -fsanitize=undefined)
       if (NOT MI_USE_CXX)
         message(STATUS "(switch to use C++ due to MI_DEBUG_UBSAN)")
diff --git a/test/test-api.c b/test/test-api.c
index 7ce6f111..0302464e 100644
--- a/test/test-api.c
+++ b/test/test-api.c
@@ -72,6 +72,10 @@ int main(void) {
   CHECK_BODY("calloc0",{
     result = (mi_usable_size(mi_calloc(0,1000)) <= 16);
   });
+  CHECK_BODY("malloc-large",{   // see PR #544.
+    void* p = mi_malloc(67108872);
+    mi_free(p);
+  });
 
   // ---------------------------------------------------
   // Extended